Finding the Fourth Proportional to 1,129,210.26, 1,690,272.45 and 595,112.07
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Solution
The fourth proportional to 1,129,210.26, 1,690,272.45 and 595,112.07 is: 890,800.92
Step by Step Solution
- Step 1: Write the proportion equation
1,129,210.26 : 1,690,272.45 = 595,112.07 : x - Step 2: Convert to fraction form
1,129,210.26/1,690,272.45 = 595,112.07/x - Step 3: Cross multiply
1,129,210.26x = 1,690,272.45 × 595,112.07 - Step 4: Simplify right side
1,129,210.26x = 1,005,901,536,583.47 - Step 5: Solve for x
x = 1,005,901,536,583.47/1,129,210.26 - Step 6: Final answer
x = 890,800.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.